Eheim Jager Aquarium Heater 100W — Precision Adjustable Heater for Freshwater & Marine Tanks
Reliable, Accurate Heating for Your Aquarium
The Eheim Jager 100W Precision Aquarium Heater delivers accurate, consistent water temperatures to create a safe and healthy environment for your fish. Designed for both freshwater and saltwater aquariums, this fully submersible, adjustable heater ensures optimal temperature control with modern electronic thermal technology.
Whether you're setting up a nano aquarium or a larger 150L tank, the Eheim Jager Heater offers trusted German engineering and a 3-year warranty for complete peace of mind.
Key Features of the Eheim Jager 100W Heater
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Precise temperature adjustment from 18°C to 34°C
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Temperature control accuracy of ±0.5°C
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Simple, safe recalibration option (±2°C)
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Heating function indicated by a control lamp
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Fully submersible and watertight design
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Automatic dry-run shutoff (Thermo Safety Control)
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Special laboratory glass jacket for even heat distribution
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Handy 170cm power cable
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Includes double suction cup holder
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Suitable for both freshwater and marine aquariums
Technical Specifications
| Specification | Detail |
|---|---|
| Power | 100W |
| Temperature Range | 18°C to 34°C |
| Temperature Accuracy | ±0.5°C |
| Recommended Aquarium Size | 100L to 150L |
| Heater Length | 319mm |
| Cable Length | 170cm |
| Voltage | 230V |
| Plug Type | Australian Standard Plug |
| Warranty | 3 Years |
| Freshwater Compatible | Yes |
| Saltwater Compatible | Yes |
Why Choose the Eheim Jager Heater?
Trusted, Precise Temperature Control
Achieve professional-level water temperature stability with easy adjustment and dependable accuracy to ±0.5°C — essential for fish health and breeding.
Safe and Fully Submersible
This heater features Thermo Safety Control, an automatic shut-off system to prevent damage if the unit is accidentally left running outside the water.
Durable Laboratory Glass Construction
A high-quality glass jacket improves heat emission, protects fish from direct contact, and ensures long-lasting durability in both fresh and marine water.
Suitable for a Range of Aquariums
With 9 available sizes from 20L to 1000L capacity, you can select the perfect Eheim Jager heater for your setup.
Frequently Asked Questions (FAQs)
Is the Eheim Jager 100W heater submersible?
Yes — it’s fully submersible and designed for safe underwater operation in both freshwater and marine aquariums.
What is the temperature range for this heater?
The adjustable range is from 18°C to 34°C with an accuracy of ±0.5°C.
What size aquarium is the 100W model suitable for?
It’s recommended for tanks between 100L and 150L.
Can this heater be used in saltwater aquariums?
Yes — it’s suitable for both freshwater and marine environments.
Does it include mounting accessories?
Yes — it comes with a double suction cup holder for easy installation.
Protect Your Fish with Reliable Heating
Create a stable, stress-free environment for your aquatic life with the Eheim Jager 100W Precision Heater. Trusted by aquarists worldwide, this premium heater combines modern thermal control technology with a proven, user-friendly design.
Order your Eheim Jager 100W Aquarium Heater today and enjoy precision, reliability, and peace of mind.
